/*
 * Copyright (c) 2005 Sun Microsystems, Inc. All Rights Reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 * - Redistribution of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 *
 * - Redistribution in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 *
 * Neither the name of Sun Microsystems, Inc. or the names of
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * This software is provided "AS IS," without a warranty of any kind. ALL
 * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
 * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
 * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
 * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
 * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
 * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
 * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
 * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
 * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
 * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
 * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
 *
 * You acknowledge that this software is not designed or intended for use
 * in the design, construction, operation or maintenance of any nuclear
 * facility.
 *
 * Sun gratefully acknowledges that this software was originally authored
 * and developed by Kenneth Bradley Russell and Christopher John Kline.
 */

package com.jogamp.opengl.util.texture.spi.awt;

import java.awt.Graphics;
import java.awt.image.*;
import java.io.*;
import java.net.*;
import javax.imageio.*;
import javax.media.opengl.GLProfile;

import jogamp.opengl.Debug;
import com.jogamp.opengl.util.texture.*;
import com.jogamp.opengl.util.texture.awt.*;
import com.jogamp.opengl.util.texture.spi.*;

public class IIOTextureProvider implements TextureProvider {
    private static final boolean DEBUG = Debug.debug("TextureIO");

    @Override
    public TextureData newTextureData(final GLProfile glp, final File file,
                                      final int internalFormat,
                                      final int pixelFormat,
                                      final boolean mipmap,
                                      final String fileSuffix) throws IOException {
        final BufferedImage img = ImageIO.read(file);
        if (img == null) {
            return null;
        }
        if (DEBUG) {
            System.out.println("TextureIO.newTextureData(): BufferedImage type for " + file + " = " +
                               img.getType());
        }
        return new AWTTextureData(glp, internalFormat, pixelFormat, mipmap, img);
    }

    @Override
    public TextureData newTextureData(final GLProfile glp, final InputStream stream,
                                      final int internalFormat,
                                      final int pixelFormat,
                                      final boolean mipmap,
                                      final String fileSuffix) throws IOException {
        final BufferedImage img = ImageIO.read(stream);
        if (img == null) {
            return null;
        }
        if (DEBUG) {
            System.out.println("TextureIO.newTextureData(): BufferedImage type for stream = " +
                               img.getType());
        }
        return new AWTTextureData(glp, internalFormat, pixelFormat, mipmap, img);
    }

    @Override
    public TextureData newTextureData(final GLProfile glp, final URL url,
                                      final int internalFormat,
                                      final int pixelFormat,
                                      final boolean mipmap,
                                      final String fileSuffix) throws IOException {
        final InputStream stream = url.openStream();
        try {
            return newTextureData(glp, stream, internalFormat, pixelFormat, mipmap, fileSuffix);
        } finally {
            stream.close();
        }
    }
}
